Home / 781,355.19-1,168,835.43-590,396.07

Finding the Fourth Proportional to 781,355.19, 1,168,835.43 and 590,396.07

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Solution

The fourth proportional to 781,355.19, 1,168,835.43 and 590,396.07 is: 883,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,355.19 : 1,168,835.43 = 590,396.07 : x
  2. Step 2: Convert to fraction form
    781,355.19/1,168,835.43 = 590,396.07/x
  3. Step 3: Cross multiply
    781,355.19x = 1,168,835.43 × 590,396.07
  4. Step 4: Simplify right side
    781,355.19x = 690,075,844,348.76
  5. Step 5: Solve for x
    x = 690,075,844,348.76/781,355.19
  6. Step 6: Final answer
    x = 883,178.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.